14. Tap, Thread Limits


Description of products
■ for Tripod Threads Unit:mm ■ for Tire Valve Threads Unit:mm
Major Minor Major
Diameter Pitch Diameter Diameter Diameter Pitch Diameter Minor Diameter
Size
Size Class Upper Lower Basic Size Basic Size Basic Size
Basic Basic Tolerance Tolerance Basic
Size Size ( μ m) ( μ m) Size
+ + 5 V 1 5.334 4.869 4.597
1/4 - 20 - 6.350 5.525 230 210 4.975 8 V 1 7.798 7.284 7.036
8 V 2 7.938 7.250 6.782
9 V 1 9.525 9.010 8.661
10 V 1 9.800 9.380 8.750
■ for Thick Steel Conduit Threads Unit:mm 10 V 2 10.414 9.815 9.350
Major Diameter Pitch Diameter Minor Diameter 11 V 1 11.113 10.287 9.729
Size
Basic Size Basic Size Basic Size 12 V 1 12.319 11.669 11.176
CTG 16 - 14 20.955 19.793 18.922 13 V 1 12.700 11.875 11.328
CTG 22 - 14 26.441 25.279 24.408 13 V 2 12.700 12.185 11.837
CTG 28 - 11 33.249 31.770 30.661 15 V 1 15.137 14.380 13.750
CTG 36 - 11 41.910 40.431 39.322 16 V 1 15.875 15.263 14.869
CTG 42 - 11 47.803 46.324 45.215 17 V 1 17.137 16.380 15.750
CTG 54 - 11 59.614 58.135 57.026 17 V 2 17.463 16.775 16.307
CTG 70 - 11 75.184 73.705 72.596 17 V 3 17.463 16.432 15.748
CTG 82 - 11 87.884 86.405 85.296 19 V 1 19.050 18.019 17.323
CTG 92 - 11 100.330 98.851 97.742 20 V 1 20.642 19.885 19.250
CTG 104 - 11 113.030 111.551 110.442


■ for Steel Conduit Threads Unit:mm ■ for Bicycle Tire Valve Threads Unit:mm
Major Diameter Pitch Diameter Minor Diameter Major Diameter Pitch Diameter Minor Diameter
Size Size
Basic Size Basic Size Basic Size Basic Size Basic Size Basic Size
CTC 19 - 16 19.100 18.343 17.708 CTV 5 - 36 5.330 4.872 4.566
CTC 25 - 16 25.400 24.643 24.008 CTV 5 - 24 5.100 4.413 3.954
CTC 31 - 16 31.800 31.043 30.408 CTV 8 - 32 7.900 7.384 7.041
CTC 39 - 16 38.100 37.343 36.708 CTV 8 - 30 8.100 7.550 7.183
CTC 51 - 16 50.800 50.043 49.408 5V2 5.370 4.760 4.400
CTC 63 - 16 63.500 62.743 62.108 6V1 6.160 5.725 5.440
CTC 75 - 16 76.200 75.443 74.808
Information
Technical


Technical-34